On 2011-09-30 the license of these two files were changed from
LGPLv2.1 to LGPLv3+/GPLv2+. This was part of a general change from
files with either GPLv3+ or LGPv2.1+ to this combination so to allow
the use of these files with GPLv2only code.

Since then the code was only modified by employees of g10 Code GmbH
under my direction and myself. The following changes